Polygonum pensylvanicum L.
Pennsylvania smartweed
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JPEG file.
Robert H. Mohlenbrock. USDA SCS. 1989. Midwest wetland flora: Field office illustrated guide to plant species . Midwest National Technical Center, Lincoln. Courtesy of USDA NRCS Wetland Science Institute . Usage Requirements .
Images:
Polygonum pensylvanicum L.
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Synonyms:
Polygonum pensylvanicum L.
PEBI4
Persicaria bicornis (Raf.) Nieuwl.
PELO7
Persicaria longistyla (Small) Small
PEMI9
Persicaria mississippiensis (Stanford) Small
PEPE19
Persicaria pensylvanica (L.) Small
PEPED
Persicaria pensylvanica (L.) Small var. dura (Stanford) C.F. Reed
POBI11
Polygonum bicorne Raf.
POLO13
Polygonum longistylum Small
POLOO
Polygonum longistylum Small var. omissum (Greene) Stanford
POME6
Polygonum mexicanum auct. non Small
POMI10
Polygonum mississippiense Stanford
POMII
Polygonum mississippiense Stanford var. interius Stanford
POPED
Polygonum pensylvanicum L. var. durum Stanford
POPEE
Polygonum pensylvanicum L. var. eglandulosum J.C. Myers
POPEG
Polygonum pensylvanicum L. var. genuinum Fernald
POPEL2
Polygonum pensylvanicum L. var. laevigatum Fernald
POPER3
Polygonum pensylvanicum L. var. rosiflorum J.B.S. Norton
Distribution:
Polygonum pensylvanicum L.
See U.S. county distributions (when available) by clicking on the map or the linked states below:
USA (AK , AL , AR , AZ , CA , CO , CT , DC , DE , FL , GA , IA , IL , IN , KS , KY , LA , MA , MD, ME , MI , MN , MO , MS , MT , NC , ND , NE , NH , NJ , NM , NV , NY , OH , OK , OR , PA , RI , SC , SD , TN , TX , VA , VT , WI , WV , WY ), CAN (MB, NB, NF, NS, ON, QC)
Related Taxa:
Polygonum pensylvanicum L.
View
33 genera in Polygonaceae ,
80 species in Polygonum
Classification:
Polygonum pensylvanicum L.
Click on a scientific name below to expand it in the PLANTS
Classification Report.
U.S. Weed Information:
Polygonum pensylvanicum L.
Pennsylvania knotweed
Pennsylvania smartweed
pinweed
This plant can be weedy or invasive according to the authoritative sources noted below. This plant
may be known by one or more common names in different
places, and some are listed above. Click on an acronym
to view each weed list, or click here for a
composite list of Weeds of the U.S.
KY
Haragan, P.D.
1991.
Weeds of Kentucky and adjacent states: a field guide .
The University Press of Kentucky.
Lexington, Kentucky.
278pp.
N'EAST
Uva, R.H., J.C. Neal, & J.M. DiTomaso.
1997.
Weeds of the Northeast .
Cornell University Press.
Ithaca, New York.
397pp.
NE&GP
Stubbendieck, J., G.Y. Friisoe, & M.R. Bolick.
1994.
Weeds of Nebraska and the Great Plains .
Nebraska Department of Agriculture, Bureau of Plant Industry.
Lincoln, Nebraska.
589pp.
SWSS
Southern Weed Science Society.
1998.
Weeds of the United States and Canada. CD-ROM .
Southern Weed Science Society.
Champaign, Illinois.
Wetland Indicator Status:
Polygonum pensylvanicum L.
Nat. Ind.
Reg. 1
Reg. 2
Reg. 3
Reg. 4
Reg. 5
Reg. 6
Reg. 7
Reg. 8
Reg. 9
Reg. 0
Reg. A
Reg. C
Reg. H
FACW-,OBL
FACW
FACW
FACW+
FACW
FACW+
FACW-
OBL
OBL
FACW
OBL
FACW
NO
NO
Interpreting Wetland Indicator Status
Wildlife Habitat Values:
Polygonum pensylvanicum L.
Large Mammals
Small Mammals
Water Birds
Terrestrial Birds
Source
Large Mammals Food
Large Mammals Cover
Small Mammals Food
Small Mammals Cover
Water Birds Food
Water Birds Cover
Terrestrial Birds Food
Terrestrial Birds Cover
Everitt
Low
Low
Wildlife Habitat Values
Wildlife
Habitat Values
Everitt, J.H., D.L. Drawe, and R.I. Lonard. 1999. Field guide to the broad leaved herbaceous plants of South Texas used by livestock and wildlife . Texas Tech University Press, Lubbock.
More Accounts and Images:
Polygonum pensylvanicum L.
View photographs from CalPhotos.
View species account and distribution map from Flora of North America (FNA).
View species account and distribution from USF Atlas of Florida Vascular Plants.
View species account from ARS Germplasm Resources Information Network (GRIN).
View taxonomic account from Integrated Taxonomic Information System (ITIS) for ITIS Taxonomic Serial Number 20861.
View species account and distribution map from Jepson Interchange (University of California - Berkeley).
View species account and photographs from Lady Bird Johnson Wildflower Center Native Plant Information Network (NPIN).
View species account from Native American Ethnobotany (University of Michigan - Dearborn).
View photographs and distribution from University of Tennessee Herbarium.
View species account and photographs from University of Wisconsin - Stevens Point Freckmann Herbarium.
Related Web Sites:
Polygonum pensylvanicum L.
Virginia Tech: abstract & image